Finding the Fourth Proportional to 55,286,305.06, 76,322,722.24 and 34,385,074.98
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Solution
The fourth proportional to 55,286,305.06, 76,322,722.24 and 34,385,074.98 is: 47,468,582.39
Step by Step Solution
- Step 1: Write the proportion equation
55,286,305.06 : 76,322,722.24 = 34,385,074.98 : x - Step 2: Convert to fraction form
55,286,305.06/76,322,722.24 = 34,385,074.98/x - Step 3: Cross multiply
55,286,305.06x = 76,322,722.24 × 34,385,074.98 - Step 4: Simplify right side
55,286,305.06x = 2,624,362,527,035,889 - Step 5: Solve for x
x = 2,624,362,527,035,889/55,286,305.06 - Step 6: Final answer
x = 47,468,582.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.